issue: #830 created a documentation on GeoFence

[Cretus-iosDev]

830

Type pull request title with short description (#)

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Please following this checklist to help us incorporate your contribution quickly and easily:

• [ ] Give the same name to the pull request as the name of ticket
• [ ] Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
• [ ] Test your code throughly before PR.

If your pull request is about ~20 lines of code add license information in your code in form of comment. i.e. # License: MIT, Author: Your name.

To make clear that you license your contribution under the MIT you have to acknowledge this by using the following check-box.

• [✓] I hereby declare this contribution to be licenced under the MIT license

PRs without ticked MIT license will not be accepted - Sorry.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
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[Cretus-iosDev]

below is the image attached as proof that I've signed the CLA